diff --git a/pkgs/applications/virtualization/virt-manager/qt.nix b/pkgs/applications/virtualization/virt-manager/qt.nix
index fe885d86456..00d68a7d311 100644
--- a/pkgs/applications/virtualization/virt-manager/qt.nix
+++ b/pkgs/applications/virtualization/virt-manager/qt.nix
@@ -1,17 +1,17 @@
 { mkDerivation, lib, fetchFromGitHub, cmake, pkgconfig
 , qtbase, qtmultimedia, qtsvg
-, lxqt, libvncserver, libvirt, pixman, spice_gtk, spice_protocol
+, lxqt, libvncserver, libvirt, pcre, pixman, spice_gtk, spice_protocol
 }:
 
 mkDerivation rec {
   name = "virt-manager-qt-${version}";
-  version = "0.43.72";
+  version = "0.45.75";
 
   src = fetchFromGitHub {
     owner  = "F1ash";
     repo   = "qt-virt-manager";
     rev    = "${version}";
-    sha256 = "0m8aqs58wnk404z2hav5j4yjsy8f0vfsm771pm0gprsfbx4sm3qg";
+    sha256 = "1s59g7kkz8481y8yyf89f549xwbg1978zj9ds61iy94mwz80b38n";
   };
 
   cmakeFlags = [
@@ -20,20 +20,22 @@ mkDerivation rec {
 
   buildInputs = [
     qtbase qtmultimedia qtsvg lxqt.qtermwidget
-    libvirt libvncserver pixman spice_gtk spice_protocol
+    libvirt libvncserver pcre pixman spice_gtk spice_protocol
   ];
 
   nativeBuildInputs = [ cmake pkgconfig ];
 
+  enableParallelBuilding = true;
+
   meta = with lib; {
-    homepage = http://f1ash.github.io/qt-virt-manager;
+    homepage    = https://f1ash.github.io/qt-virt-manager;
     description = "Desktop user interface for managing virtual machines (QT)";
     longDescription = ''
       The virt-manager application is a desktop user interface for managing
       virtual machines through libvirt. It primarily targets KVM VMs, but also
       manages Xen and LXC (linux containers).
     '';
-    license = licenses.gpl2;
+    license     = licenses.gpl2;
     maintainers = with maintainers; [ peterhoeg ];
   };
 }